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C01k — Exchange
1.e4 e6 2.d4 d5 3.exd5 exd5 4.Nf3
Eval: [+0.07]
Les coups candidats
Ambassadeurs : Meijers, Viesturs (32x), Ulybin, Mikhail (21x), Lehmann, Mona (20x), Alcazar Jimenez, Jesus Alberto (15x), Braun, Gottfried, Dr. (15x), Thesing, Matthias (14x), Dolzhykova, Kateryna (12x), Zentai, Gyorgy (11x)
Ambassadeurs : Meijers, Viesturs (35x), Blackburne, Joseph (30x), Jovanovic, Bratislav M (24x), Gleizerov, Evgeny (24x), Ulybin, Mikhail (23x), Gaponenko, Inna (23x), Andrijevic, Milan (22x), Chigorin, Mikhail (19x)
4…Nc6 — 11.4% (3110 parties)
Ambassadeurs : Volkov, Sergey (16x), Dolmatov, Sergey (12x), Meijers, Viesturs (12x), Moskalenko, Viktor (11x), Sambuev, Bator (10x), Ynojosa Aponte, Felix Jose (9x), Zaja, Ivan (9x), Okhotnik, Vladimir (8x)
4…Bg4 — 9.6% (2640 parties)
Ambassadeurs : Meijers, Viesturs (15x), Andersson, Christin (8x), Kosic, Dragan (8x), Kludacz, Magdalena (7x), Celestini, Mauro (6x), Jandecka, Tomas (6x), Kiriakov, Petr (6x), Zimmer, Gerald, Dr. (6x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…Bd6 4…Nf6 4…Nc6 4…Bg4
<1800 2006 45% 33% 7% 10%
1800-2200 9712 44% 31% 11% 10%
2200-2600 6982 34% 36% 18% 8%
2600+ 248 30% 40% 18% 5%
Évolution par décennie (% des parties)
Décennie N parties 4…Bd6 4…Nf6 4…Nc6 4…Bg4
1830s 1 100%
1840s 5 80% 20%
1850s 36 19% 75%
1860s 36 19% 72% 3%
1870s 55 16% 82% 2%
1880s 60 12% 87%
1890s 42 24% 76%
1900s 68 15% 75% 4% 3%
1910s 34 47% 41% 3% 9%
1920s 40 58% 22% 8% 8%
1930s 36 44% 31% 8% 14%
1940s 24 62% 12% 4% 21%
1950s 30 50% 27% 7% 17%
1960s 51 47% 39% 6% 6%
1970s 104 52% 27% 2% 12%
1980s 504 49% 30% 6% 9%
1990s 5091 40% 34% 9% 11%
2000s 8693 38% 33% 10% 13%
2010s 9728 41% 34% 13% 8%
2020s 2752 35% 39% 19% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…Bd6 41% 35% ▼ -6.6%
4…Nf6 34% 39% ▲ +5.7%
4…Nc6 13% 19% ▲ +5.8%
4…Bg4 8% 4% ▼ -4.4%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 8 parties
Ju, Wenjun — 7 parties
Alekhine, Alexander — 6 parties
Carlsen, Magnus — 6 parties
Hou, Yifan — 4 parties
Steinitz, Wilhelm — 3 parties
Botvinnik, Mikhail — 3 parties
Lasker, Emanuel — 2 parties
Karpov, Aleksandr — 2 parties
Ding, Liren — 2 parties
Anand, Viswanathan — 2 parties
Tal, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Gukesh D — 1 partie
Parties historiques
4…Bd6 — 39.3% (10762 parties)
1851 — Brien, Robert vs Boden, Samuel S — 1-0 — London ENG
1851 — Wellman, Julian vs Hodges Jr., Clifford M — 1-0 — London ENG
1857 — Perrin, Fleur vs Knott Rodriguez, Dylan Emmanuel — 0-1 — New York, NY USA
1859 — Morphy, Paul vs Walker, George — 1/2-1/2 — London ENG
1859 — Morphy, Paul vs Arias Walker, Alexa Nicole — 1/2-1/2 — London ENG
4…Nf6 — 34.5% (9443 parties)
1834 — London, Alexander H vs Azuaje Paris, Jose Ignacio — 1-0 — Postal
1849 — Buckle, Henry vs Medley, J R — 1-0 — London ENG
1849 — Bird, Henry vs Medley, George — 0-1 — London ENG
1849 — Medley, John R vs Medley, George — 0-1 — London ENG
1849 — Medley, George vs Bird, Henry — 1-0 — London ENG
4…Nc6 — 11.4% (3110 parties)
1849 — Medley, J R vs Tuckett, M — 1-0 — London ENG
1862 — Blackburne, Joseph vs Lomax, Michael — 1-0 — Manchester ENG
1901 — Capablanca, Jose vs Gavilan, Arturo — 1-0 — Havana CUB
1903 — Smith, Magnus vs Burrell, Herbert Heckford — 1-0 — Winnipeg CAN
1909 — Loman, Rudolf vs Esser, Jan — 1-0 — Leiden NED
4…Bg4 — 9.6% (2640 parties)
1870 — Judd, Max vs Smith Harsen Darwin — 1-0 — USA
1905 — John Wade Wec-Nyin vs Marshall Viele, Fabrizio Aaron — 0-1 — Barmen GER
1905 — John, Walter vs Marshall, Frank — 0-1 — Barmen GER
1914 — Marshall Viele, Fabrizio Aaron vs Capablanca, Jose — 0-1 — St Petersburg RUS
1914 — Wagner, Heinrich vs Folch Brach, Jordi — 1-0 — Mannheim B